Happy birthday! Joseph Mazzello turns 42 today

The iconic and legendary actor turns 42 on Sunday, Sep. 21, 2025.

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Joseph Mazzello is celebrating his 42nd birthday today. As a number of online tributes attest, he is one of the most acclaimed actors of his generation.

Popular actor-director-screenwriter Joseph Mazzello (The Social Network, Jurassic Park, ...) has always liked to keep a bit of himself hidden from view. At 42nd birthday, he remains a man of many facets.

Mazzello, a cultural icon

Born Joseph Francis Mazzello III in Rhinebeck on September 21, 1983, his career spans an arc over many different eras and tastes in American history. Mazzello's not just a great actor, he's an inspiration, an icon and a successful business man. At this point in his career, there seems to be little Joseph hasn't done.

And we've got a feeling the next 12 months are going to be even bigger and better for Joseph Mazzello as he promises more to come. After all, he's only 42.

Happy Birthday, Joseph, you're the best!

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